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Fluorescent Indicators and Probes > pH Sensitive Probes and Indicators > Alphabetical
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Fluorescent Indicators and Probes > pH Sensitive Probes and Indicators > pH Indicators for Spectroscopy

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D64600 (Aldrich)

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01545

Fluka

3-Acetyl-umbelliferone

BioChemika, for fluorescence, ≥98.0% (HPCE)


Synonym:	3-Acetyl-7-hydroxycoumarin
CAS Number:	10441-27-7
Linear Formula:	C₁₁H₈O₄
Molecular Weight:	204.18
Beilstein Registry Number:	172401
MDL number:	MFCD00037379
PubChem Substance ID:	24844892

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Description

Application	suitable as pH-indicator
Other Notes	Properties¹

Properties

grade	for fluorescence
product line	BioChemika
assay	≥98.0% (HPCE)
fluorescence	λ_ex 370 nm; λ_em 455 nm in 0.1 M Tris
pKa	6.6
mp	234 °C(lit.)
solubility	DMF: soluble
	DMSO: soluble
	methanol: soluble
Gene Information	human ... MIF(4282)

Safety

Personal Protective Equipment	dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes	Xn
Risk Statements	22
WGK Germany	3

References

Cited Reference	1. H. Alpes, W.G. Pohl Naturwissenschaften 65, 652, (1978)
Beilstein	Beil. 18,V,3,406

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